# 5.6
age = 18
if age < 2:
    print('This is a baby.')
elif age >=2 and age < 4:
    print('This is a child.')
elif age >=4 and age < 13:
    print('This is a kid.')
elif age >=13 and age < 18:
    print('This is a teenage.')
elif age >=18 and age < 65:
    print('This is a adult.')
else:
    print('This ia a elder.')


